PTC Arbortext Editor enables the authoring of structured content with real-time validation. Authors can create product-based information that enables the delivery of contextual, up-to-date product and service information in the form of interactive service procedures, illustrated parts lists, operator and service manuals, and product training materials. Authors can create and edit document components and structures and implement publishing standards like DITA, S1000D and DocBook.
Major Improvement Highlights in 7.0

DITA 1.3 Support added.
New JavaScript IDE Editor for APP Source which includes syntax validation and auto-complete for APP functions and stylesheet debugger
Support for downsampling of images to reduce graphic size
Saved Search capability for PTC Server CCMS (Windchill/Arbortext Content Manager
New PDF properties available for APP output. The stylesheet can now define, at a global level:
Line Break Characters that indicate the characters at which a line is permitted to break
Vertical spacing properties for column top baseline, cell top baseline, and professional leading (baseline to baseline)
Horizontal spacing properties for word space (amount of space that will be substituted for every space character when formatting a line), letter space (amount of space added to the right of a letter when formatting a line)
Hyphenation properties for maximum consecutive hyphens, minimum word size to hyphenate, minimum characters before/after hyphen
Table formatting for row-breaking conditions, default rule thickness, minimum row height, default cell padding

ADDITIONAL IMPROVEMENTS WITH 7.0

User Interface improvements for Arbortext Editor and Arbortext Styler including new menu shortcuts and streamlined toolbars
New Environment Variables:
APTSPELL for alternate, additional locations for the list of accepted words used by the spell checker
APTOPENINSTYLER to set Styler (rather than Editor) as the default File Open option for PTC documents
PTC Windchill Service Information Manager now permits Information Structures within the context of a library
PTC IsoView and IsoConvert support have been updated to the 7.3 M040 release
PTC Creo View Express has been updated to the 3.0 M031 release
SPRs have been included in this release. For more details, see below the fold.

DISCONTINUED SUPPORT AS OF 7.0

PTC Arbortext Adapter to Documentum/WDK is no longer part of Editor install
Dynamic Line Manager no longer part of Editor install
Service Manual Application no longer part of Editor install. If you are thinking of upgrading to 7.0 and are using the Service Manual Application doctypes from an earlier release, we can help you install them for use in 7.0. Contact us for assistance.
Arbortext Digital Media Publisher has been moved to Sustained Support. DMP is no longer actively distributed by PTC. It's end of life was announced in the 2015 Arbortext Technical Support Bulletin.
FOSI and XSL-FO Print engines have been moved to Sustained Support. APP is the recommended engine for print output.
Arbortext Editor clients and Abortext Publishing Engine support IPv6